Privilege escalation in IBM AIX

1) Privilege escalation

EUVDB-ID: #VU10385

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-1692

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to an unspecified flaw in bellmail, caccelstat, iostat, lquerypv, restbyinode, and vmstat. A local attacker can gain root privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM AIX: 5.3 - 7.2

CPE2.3

• cpe:2.3:o:ibm_corporation:ibm_aix:5.3:*:*:*:*:*:*:*
• cpe:2.3:o:ibm_corporation:ibm_aix:6.1:*:*:*:*:*:*:*
• cpe:2.3:o:ibm_corporation:ibm_aix:7.2:*:*:*:*:*:*:*

External links

http://aix.software.ibm.com/aix/efixes/security/suid_advisory.asc

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.